CA2288777C - Handover method - Google Patents

Handover method Download PDF

Info

Publication number
CA2288777C
CA2288777C CA002288777A CA2288777A CA2288777C CA 2288777 C CA2288777 C CA 2288777C CA 002288777 A CA002288777 A CA 002288777A CA 2288777 A CA2288777 A CA 2288777A CA 2288777 C CA2288777 C CA 2288777C
Authority
CA
Canada
Prior art keywords
base transceiver
cell
handover
criterion
station controller
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CA002288777A
Other languages
English (en)
French (fr)
Other versions
CA2288777A1 (en
Inventor
Markku Rasanen
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Nokia Oyj
Original Assignee
Nokia Networks Oy
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Nokia Networks Oy filed Critical Nokia Networks Oy
Publication of CA2288777A1 publication Critical patent/CA2288777A1/en
Application granted granted Critical
Publication of CA2288777C publication Critical patent/CA2288777C/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W36/00—Hand-off or reselection arrangements
    • H04W36/16—Performing reselection for specific purposes
    • H04W36/20—Performing reselection for specific purposes for optimising the interference level
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W36/00—Hand-off or reselection arrangements
    • H04W36/24—Reselection being triggered by specific parameters
    • H04W36/30—Reselection being triggered by specific parameters by measured or perceived connection quality data
    • H04W36/304—Reselection being triggered by specific parameters by measured or perceived connection quality data due to measured or perceived resources with higher communication quality
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W36/00—Hand-off or reselection arrangements
    • H04W36/34—Reselection control
    • H04W36/38—Reselection control by fixed network equipment
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W92/00—Interfaces specially adapted for wireless communication networks
    • H04W92/04—Interfaces between hierarchically different network devices
    • H04W92/12—Interfaces between hierarchically different network devices between access points and access point controllers

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Preparation Of Compounds By Using Micro-Organisms (AREA)
  • Medicines Containing Plant Substances (AREA)
  • Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)
  • Percussion Or Vibration Massage (AREA)
  • Control Of El Displays (AREA)
  • Polishing Bodies And Polishing Tools (AREA)
  • Orthopedics, Nursing, And Contraception (AREA)
CA002288777A 1997-05-13 1998-05-13 Handover method Expired - Fee Related CA2288777C (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
FI972024A FI109513B (fi) 1997-05-13 1997-05-13 Solun kuormitukseen perustuva kanavanvaihto matkaviestinjärjestelmässä
FI972024 1997-05-13
PCT/FI1998/000408 WO1998052375A2 (en) 1997-05-13 1998-05-13 Handover method

Publications (2)

Publication Number Publication Date
CA2288777A1 CA2288777A1 (en) 1998-11-19
CA2288777C true CA2288777C (en) 2006-02-21

Family

ID=8548840

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002288777A Expired - Fee Related CA2288777C (en) 1997-05-13 1998-05-13 Handover method

Country Status (11)

Country Link
US (1) US6445924B1 (fi)
EP (1) EP0981919B1 (fi)
JP (2) JP2001525138A (fi)
CN (1) CN1110220C (fi)
AT (1) ATE352962T1 (fi)
AU (1) AU7434498A (fi)
CA (1) CA2288777C (fi)
DE (1) DE69836958T2 (fi)
ES (1) ES2280093T3 (fi)
FI (1) FI109513B (fi)
WO (1) WO1998052375A2 (fi)

Families Citing this family (55)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19834674A1 (de) * 1998-07-31 2000-02-03 Ericsson Telefon Ab L M Verfahren, Vermittlungsstelle, Telekommunikationssystem und Mobilstation für ein vorübergehendes selektives nationales Roaming bei vorgegebenen Netzbetriebsbedingungen in einem Mobilfunk-Kommunikationssystem
FI982121A (fi) * 1998-09-30 2000-03-31 Nokia Networks Oy Tehonsäätö radiojärjestelmässä
WO2000035226A1 (en) * 1998-12-07 2000-06-15 Nokia Networks Oy Cell load control method and system
JP3895929B2 (ja) * 1999-04-30 2007-03-22 ノキア コーポレイション 位置情報を使用してハンドオーバーを行う方法及び装置
CA2371368A1 (en) * 1999-05-10 2000-11-16 Nokia Networks Oy Routing in a network
SE515898C2 (sv) * 1999-05-21 2001-10-22 Ericsson Telefon Ab L M En metod för cellastfördelning i ett cellulärt mobilradiokommunikationssystem
EP1058473A1 (en) * 1999-05-26 2000-12-06 Motorola, Inc. Group handover in a cellular communications network
JP3468177B2 (ja) * 1999-10-28 2003-11-17 日本電気株式会社 移動体無線通信システム、無線通信ゲートウェイサーバ装置、位置情報算出システム、その方法及び記録媒体
JP4180236B2 (ja) * 1999-12-28 2008-11-12 株式会社エヌ・ティ・ティ・ドコモ ハンドオーバ制御方法及びシステム
US6519459B1 (en) 2000-02-29 2003-02-11 Avaya Technology Corp. Use of immediate handover to achieve multi-head zones
CN1128554C (zh) * 2000-12-06 2003-11-19 深圳市中兴通讯股份有限公司 一种移动通信系统中均衡业务量分布的切换方法
CN1159878C (zh) * 2000-12-07 2004-07-28 华为技术有限公司 码分多址系统中基于宏分集的直接重试方法
US7085550B1 (en) * 2001-03-15 2006-08-01 Mci, Llc Method and apparatus for optimizing radio frequency (RF) coverage in a radio communication network
CN1448038A (zh) * 2001-06-14 2003-10-08 三菱电机株式会社 通信业务量控制方法
KR20030006649A (ko) * 2001-07-13 2003-01-23 이스텔시스템즈 주식회사 차세대 무선 망에서 트래픽에 따른 제어채널 조정 방법
EP1289199B1 (en) * 2001-09-03 2005-04-13 Sony International (Europe) GmbH Optimizing Data Traffic in an ad-hoc established device network
CN1314286C (zh) * 2002-09-18 2007-05-02 诺基亚公司 管理无线资源的方法和无线系统
JP2004207840A (ja) * 2002-12-24 2004-07-22 Nec Corp 無線リソース管理方法及びそれに用いる管理装置、基地局及び端末
DE60304673T2 (de) * 2003-02-11 2006-12-28 Siemens Ag Vorrichtung und Verfahren zur Herstellung einer Gruppe von Zellen, Messung der Zeitdifferenzen und Positionbestimmung einer Mobilendgerät
WO2005025253A1 (ja) * 2003-08-27 2005-03-17 Fujitsu Limited ハンドオーバ方法及び基地局制御装置
US7310526B2 (en) * 2004-02-06 2007-12-18 Nec Laboratories America, Inc. Load-aware handoff and site selection scheme
US8289906B2 (en) * 2004-03-26 2012-10-16 Samsung Electronics Co. Ltd. Method and system for assigning servers based on server status in a wireless network
CA2566980C (en) * 2004-06-07 2014-03-11 Samsung Electronics Co., Ltd. System for handover in bwa communication system and method thereof
JP2006115291A (ja) * 2004-10-15 2006-04-27 Fujitsu Ltd 移動体通信システムにおける無線リソース共有制御方法
TWI271976B (en) * 2004-11-22 2007-01-21 Realtek Semiconductor Corp Wireless communication apparatus capable of performing load balancing and method thereof
US7440757B2 (en) * 2005-01-31 2008-10-21 Samsung Electronics Co., Ltd Handover method in a wireless communication system
JP4652934B2 (ja) * 2005-09-07 2011-03-16 株式会社日立製作所 アクセスポイント、通信システム及び接続切替方法
JP4737459B2 (ja) * 2006-01-20 2011-08-03 日本電気株式会社 移動通信システム、無線ネットワーク制御装置、および負荷分散方法
CN101039504B (zh) * 2006-03-16 2011-03-30 华为技术有限公司 终端和网络侧商议媒体无关切换协议支持情况的方法
JP4574581B2 (ja) * 2006-03-30 2010-11-04 富士通株式会社 通信支援システム、通信支援方法、通信支援プログラムおよび通信端末
CN1984485B (zh) * 2006-05-31 2010-12-15 华为技术有限公司 选择切换目标小区的方法
EP1895801A1 (en) 2006-08-30 2008-03-05 Nokia Siemens Networks Gmbh & Co. Kg Method to balance traffic load between nearby LTE/WiMAX cells grouped into inner and border constellations
KR100973433B1 (ko) * 2007-01-13 2010-08-03 삼성전자주식회사 무선 통신 시스템에서 다중 주파수 밴드를 이용한 신호송수신 방법 및 그 시스템
CN101304586B (zh) * 2007-05-11 2011-11-09 华为技术有限公司 用户卸载的控制方法、系统及设备
US8064403B2 (en) * 2007-08-17 2011-11-22 Research In Motion Limited Mobility mechanism for service continuity
US8126463B2 (en) 2007-09-12 2012-02-28 Kabushiki Kaisha Toshiba Mobile communication system, base station control apparatus, mobile terminal and method for controlling handover
CN101415218B (zh) * 2007-10-15 2012-09-05 中兴通讯股份有限公司 切换证实消息处理方法
US8259659B2 (en) 2008-07-03 2012-09-04 Apple Inc. Apparatus and methods for managing access and update requests in a wireless network
WO2010085974A1 (de) * 2009-01-29 2010-08-05 T-Mobile International Ag Verfahren zur erkennung unnötiger zellwechsel in einem mobilfunknetz
CN101835166B (zh) * 2009-03-09 2012-12-12 上海贝尔股份有限公司 信道分配优化方法及信道分配优化设备
US8644871B2 (en) * 2009-03-09 2014-02-04 Telefonaktiebolaget L M Ericsson (Publ) Method and arrangement for maintaining cell coverage
US8903413B2 (en) 2009-03-20 2014-12-02 Qualcomm Incorporated Hybrid cell management in wireless networks
JP5227923B2 (ja) 2009-08-27 2013-07-03 株式会社エヌ・ティ・ティ・ドコモ 移動局、無線基地局、移動通信システム及び移動通信方法
JP4982541B2 (ja) * 2009-09-09 2012-07-25 株式会社東芝 移動通信システムとその制御装置
JP5404355B2 (ja) * 2009-12-04 2014-01-29 京セラ株式会社 基地局、移動通信システム、および通信負荷分散方法
US8660086B2 (en) * 2010-05-04 2014-02-25 Nokia Corporation Method and apparatus for admission control and forced handover in a multi-layer network configuration
US20140248884A1 (en) * 2011-12-02 2014-09-04 Nec Corporation Base Station, Communication System, and Method and Program for Controlling Base Station
KR101898050B1 (ko) 2012-10-15 2018-10-04 삼성전자주식회사 무선 통신시스템에서 가상셀 브레싱에 기반한 핸드오버 처리 방법 및 장치
JP2013085304A (ja) * 2013-02-08 2013-05-09 Ntt Docomo Inc 移動局、無線基地局、移動通信システム及び移動通信方法
US9131421B2 (en) * 2013-03-15 2015-09-08 Nokia Solutions And Networks Oy Methods and apparatus for handover management
CN103228007A (zh) * 2013-04-03 2013-07-31 大唐移动通信设备有限公司 一种切换或者重选方法和设备
JP6204693B2 (ja) * 2013-05-09 2017-09-27 株式会社Ｎｔｔドコモ 無線基地局及び無線通信方法
WO2015066917A1 (zh) * 2013-11-11 2015-05-14 华为技术有限公司 开通互操作特性的方法及装置
WO2015120902A1 (en) * 2014-02-14 2015-08-20 Telefonaktiebolaget L M Ericsson (Publ) Pcrf assisted apn selection
DE102014221956A1 (de) * 2014-10-28 2016-05-12 Bayerische Motoren Werke Aktiengesellschaft Vorrichtung, Fahrzeug, Verfahren und Computerprogramm für einen Relay-Sendeempfänger und eine Netzwerkkomponente

Family Cites Families (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5241685A (en) * 1991-03-15 1993-08-31 Telefonaktiebolaget L M Ericsson Load sharing control for a mobile cellular radio system
FI90384C (fi) * 1991-12-13 1994-01-25 Nokia Telecommunications Oy Solukkoradiojärjestelmä
TW223721B (fi) * 1992-06-18 1994-05-11 Telefonaktiebolager Lm Ericsson
FR2695776B1 (fr) * 1992-09-15 1994-10-14 Alcatel Radiotelephone Procédé de transmission d'une information d'avance temporelle à un mobile évoluant dans des cellules d'un réseau GSM à BTS asynchrones.
FR2695777B1 (fr) * 1992-09-15 1994-10-14 Alcatel Radiotelephone Procédé de transmission d'une information d'avance temporelle à un mobile évoluant dans des cellules d'un réseau GSM à BTS asynchrones.
JPH06268574A (ja) * 1993-03-11 1994-09-22 Hitachi Ltd セルラ移動通信システム
FI941779A (fi) * 1994-04-15 1995-10-16 Nokia Telecommunications Oy Kanavanvaihtomenetelmä ja -järjestely
FI96468C (fi) * 1994-05-11 1996-06-25 Nokia Mobile Phones Ltd Liikkuvan radioaseman kanavanvaihdon ohjaaminen ja lähetystehon säätäminen radiotietoliikennejärjestelmässä
US5542098A (en) * 1994-06-21 1996-07-30 Motorola, Inc. Method of handover in a cellular system
DE4430553A1 (de) * 1994-08-27 1996-02-29 Sel Alcatel Ag Mobilfunksystem und Übergabeverfahren eines ortsbeweglichen Teilnehmers
FI100445B (fi) * 1995-02-20 1997-11-28 Nokia Telecommunications Oy Menetelmä ja järjestely tukiasemaohjaimien välistä handoveria varten
AU3260495A (en) * 1995-08-31 1997-03-19 Nokia Telecommunications Oy A method of levelling a traffic load of a base station in a cellular radio system, and a cellular radio system
US5666356A (en) * 1995-10-04 1997-09-09 Motorola, Inc. Method and apparatus for controlling calls in a code division multiple access system
FI103007B (fi) * 1996-04-16 1999-03-31 Nokia Telecommunications Oy Kanavanvaihto monitasoisen solupeiton matkaviestinjärjestelmässä
US5940762A (en) 1996-05-01 1999-08-17 Lee; Kuo-Chun Inter-system calling supporting inter-system soft handoff
KR0176103B1 (ko) * 1996-05-02 1999-05-15 양승택 Cdma 이동국 시스템에서의 과부하 셀 제어방법
US6044249A (en) * 1996-11-12 2000-03-28 Motorola, Inc. Method for determining handover margins in a cellular communication system
FI104683B (fi) * 1997-02-18 2000-04-14 Nokia Networks Oy Kanavanvaihto matkaviestinjärjestelmässä
SE522834C2 (sv) * 1998-11-11 2004-03-09 Ericsson Telefon Ab L M Anordning, system och förfarande relaterande till radiokommunikation

Also Published As

Publication number Publication date
FI972024A0 (fi) 1997-05-13
FI109513B (fi) 2002-08-15
JP2001525138A (ja) 2001-12-04
CN1110220C (zh) 2003-05-28
DE69836958D1 (de) 2007-03-15
CN1256054A (zh) 2000-06-07
WO1998052375A2 (en) 1998-11-19
US6445924B1 (en) 2002-09-03
JP2009060661A (ja) 2009-03-19
WO1998052375A3 (en) 1999-02-04
AU7434498A (en) 1998-12-08
FI972024A (fi) 1998-11-14
CA2288777A1 (en) 1998-11-19
EP0981919B1 (en) 2007-01-24
EP0981919A2 (en) 2000-03-01
DE69836958T2 (de) 2007-11-15
ES2280093T3 (es) 2007-09-01
ATE352962T1 (de) 2007-02-15

Similar Documents

Publication Publication Date Title
CA2288777C (en) Handover method
EP1386511B1 (en) Method and network element for controlling handover
US6490452B1 (en) Group handover in a cellular communications network
EP1038411B1 (en) Advanced method for executing handover
US7333441B2 (en) Method to control the packet switching traffic in digital cellular communication systems
EP1540977B1 (en) Measurements in communications systems
US7787881B2 (en) Radio network controller, a mobile communication system, and a neighbor cell list filtering method
AU721555B2 (en) Method and arrangement for making a handover decision in a mobile communication system
US5450473A (en) Method and arrangement of effectively reducing signal strength measurements for a handoff in a cellular mobile communications system
US6564058B1 (en) Cellular radio network
KR20010041587A (ko) 전기 통신 교환국간의 측정치 전송 방법 및 장치
KR100711531B1 (ko) 통신 시스템에서 자원 할당을 위한 장치 및 방법
CA2374864C (en) A method for initiating in a terminal of a cellular network the measurement of power levels of signals and a terminal
US20040120286A1 (en) Transmission method, system and radio network controller
US7551934B2 (en) Cell selection in a communications system
WO1998028925A2 (en) Base station transceiver use in telecommunications systems
GB2313740A (en) Handover with Variable Thresholds
EP1116402A1 (en) Cell load sharing in a mobile-controlled cell selection environment
JP2003509980A (ja) Ｃｄｍａシステムにおける伝送品質向上のための方法、装置、及びプログラムユニット

Legal Events

Date Code Title Description
EEER Examination request
MKLA Lapsed

Effective date: 20150513

MKLA Lapsed

Effective date: 20150513